:root{--black:#1a1a1a;--black-deep:#0a0a0a;--white:#fff;--gray-50:#f6f7f8;--gray-100:#eef0f2;--gray-200:#e4e6e9;--gray-500:#8a8f98;--gray-600:#5c636e;--gray-700:#3a4049;--accent:#d7000f;--accent-hover:#b8000d;--header-h:80px;--top-h:0px;--font:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Noto Sans SC", sans-serif;--font-en:"Inter", "Helvetica Neue", Arial, sans-serif;--font-nav:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Noto Sans SC", sans-serif;--font-logo:"Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--logo-ink:#1a1a1a;--logo-blue:#1a5f9e;--ease:cubic-bezier(.22, 1, .36, 1);--w:1400px;--pad:40px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);color:var(--black);background:var(--white);letter-spacing:.01em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:15px;font-weight:400;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}img,video{max-width:100%;display:block}ul,ol{list-style:none}.container{width:min(var(--w), calc(100% - var(--pad) * 2));margin-inline:auto}.app-shell{flex-direction:column;min-height:100vh;display:flex}.app-shell main{flex:1}.more-link{letter-spacing:.02em;color:var(--accent);transition:gap .3s var(--ease);align-items:center;gap:8px;font-size:14px;font-weight:400;display:inline-flex}.more-link:after{content:"→";transition:transform .3s var(--ease)}.more-link:hover{gap:12px}.more-link:hover:after{transform:translate(2px)}.more-link.light{color:var(--white)}.more-link.light:hover{color:#ffd0d0}.btn{letter-spacing:.04em;transition:.3s var(--ease);justify-content:center;align-items:center;gap:10px;padding:13px 30px;font-size:14px;font-weight:400;display:inline-flex}.btn-primary{background:var(--accent);color:var(--white)}.btn-primary:hover{background:var(--accent-hover)}.btn-ghost{color:var(--white);border:1px solid #ffffff73}.btn-ghost:hover{border-color:var(--white);background:#ffffff1a}.btn-dark{background:var(--black);color:var(--white)}.btn-dark:hover{background:#333}.win-h1{letter-spacing:.01em;font-size:clamp(30px,3.8vw,48px);font-weight:500;line-height:1.3}.win-h1.white{color:var(--white)}.eyebrow{font-family:var(--font-en);letter-spacing:.18em;text-transform:uppercase;color:var(--gray-500);margin-bottom:16px;font-size:12px;font-weight:400}.body-text{color:var(--gray-600);max-width:560px;margin-top:18px;font-size:15px;font-weight:300;line-height:1.95}.section-heading{max-width:720px;margin-bottom:48px}.section-heading.light .eyebrow{color:#ffffff73}.section-lead{color:var(--gray-600);margin-top:16px;font-size:15px;font-weight:300;line-height:1.85}.section-lead.light{color:#ffffff9e}.section{padding:100px 0}.section-sm{padding:80px 0}.text-c{text-align:center}.bg-video{object-fit:cover;z-index:0;width:100%;height:100%;position:absolute;inset:0}.site-header{z-index:110;height:var(--header-h);transition:background .35s,box-shadow .35s,color .35s;position:sticky;top:0}.site-header.over-hero{color:var(--white);background:0 0;position:absolute;top:0;left:0;right:0}.site-header.solid{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:var(--black);background:#fffffff5;position:sticky;top:0;box-shadow:0 1px #0000000f}.header-inner{width:min(var(--w), calc(100% - var(--pad) * 2));justify-content:space-between;align-items:center;gap:24px;height:100%;margin-inline:auto;display:flex}.logo{z-index:2;color:var(--logo-ink);flex-shrink:0;align-items:center;gap:12px;display:flex}.logo.logo-light{color:var(--white)}.logo-img{flex-shrink:0;width:44px;height:44px;display:block}.logo-wordmark{flex-direction:column;justify-content:center;gap:4px;min-width:0;display:flex}.logo-zh{font-family:var(--font-logo);letter-spacing:.12em;white-space:nowrap;color:var(--logo-ink);font-size:18px;font-weight:700;line-height:1.05;transition:color .35s}.logo-en{font-family:var(--font-en);letter-spacing:.16em;text-transform:uppercase;white-space:nowrap;color:var(--logo-blue);font-size:9px;font-weight:500;line-height:1;transition:color .35s}.logo.logo-light .logo-zh{color:var(--white)}.logo.logo-light .logo-en{color:#ffffffb8}.logo-partner{border-left:1px solid #0000001f;flex-shrink:0;align-items:center;gap:8px;margin-left:14px;padding-left:16px;display:flex}.logo.logo-light .logo-partner{border-left-color:#ffffff47}.logo-heuvan{object-fit:contain;width:auto;height:22px;display:block}.logo-partner-text{font-family:var(--font-logo);letter-spacing:.06em;white-space:nowrap;color:var(--logo-ink);opacity:.78;font-size:13px;font-weight:500;line-height:1;transition:color .35s,opacity .35s}.logo.logo-light .logo-partner-text{color:var(--white);opacity:.82}.nav{flex:1;justify-content:flex-end;align-items:center;gap:0;height:100%;margin-left:40px;display:flex}.nav-item{align-items:center;height:100%;display:flex;position:static}.nav-link{font-family:var(--font-nav);letter-spacing:0;opacity:.92;white-space:nowrap;align-items:center;height:100%;padding:0 18px;font-size:16px;font-weight:400;line-height:1;transition:color .25s,opacity .25s;display:flex;position:relative}.nav-link:after{content:"";transform-origin:50%;height:2px;transition:transform .28s var(--ease);opacity:.9;background:currentColor;position:absolute;bottom:22px;left:18px;right:18px;transform:scaleX(0)}.nav-link:hover,.nav-item:hover>.nav-link,.nav-link.active{opacity:1}.nav-item:hover>.nav-link:after,.nav-link.active:after{transform:scaleX(1)}.site-header.solid .nav-link{color:#222;opacity:1}.site-header.solid .nav-link:hover,.site-header.solid .nav-item:hover>.nav-link,.site-header.solid .nav-link.active{color:var(--accent)}.site-header.solid .nav-link:after{background:var(--accent)}.mega{background:var(--white);color:var(--black);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .28s var(--ease), transform .28s var(--ease), visibility .28s;border-top:1px solid var(--gray-200);z-index:100;position:absolute;top:100%;left:0;right:0;transform:translateY(8px);box-shadow:0 24px 48px #0000001a}.nav-item:hover .mega,.mega.open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}.nav.suppress-mega .mega{opacity:0!important;visibility:hidden!important;pointer-events:none!important;transform:translateY(8px)!important}.mega-inner{width:min(var(--w), calc(100% - var(--pad) * 2));grid-template-columns:300px 1fr;align-items:start;gap:56px;margin-inline:auto;padding:40px 0 48px;display:grid}.mega-intro h6{font-family:var(--font-nav);letter-spacing:0;color:#1a1a1a;margin-bottom:14px;font-size:24px;font-weight:500;line-height:1.35}.mega-intro p{font-family:var(--font-nav);color:#666;letter-spacing:0;margin-bottom:22px;font-size:14px;font-weight:400;line-height:1.85}.mega-intro .more-link{font-family:var(--font-nav);letter-spacing:0;font-size:14px;font-weight:400}.mega-links{grid-template-columns:repeat(3,1fr);gap:20px 24px;display:grid}.mega-card{min-width:0;display:block}.mega-card-img{aspect-ratio:16/10;background:var(--gray-100);margin-bottom:14px;overflow:hidden}.mega-card-img img{object-fit:cover;width:100%;height:100%;transition:transform .6s var(--ease)}.mega-card:hover .mega-card-img img{transform:scale(1.05)}.mega-card-text{flex-direction:column;gap:6px;display:flex}.mega-card-text strong{font-family:var(--font-nav);letter-spacing:0;color:#222;font-size:16px;font-weight:500;line-height:1.4;transition:color .25s}.mega-card-text span{font-family:var(--font-nav);letter-spacing:0;color:#888;font-size:13px;font-weight:400;line-height:1.55}.mega-card:hover .mega-card-text strong{color:var(--accent)}.header-tools{flex-shrink:0;align-items:center;gap:16px;display:flex}.menu-toggle{flex-direction:column;justify-content:center;align-items:center;gap:6px;width:44px;height:44px;display:none}.menu-toggle span{background:currentColor;width:22px;height:1.5px}.mobile-nav{inset:var(--header-h) 0 0;background:var(--white);z-index:105;color:var(--black);padding:16px 24px 48px;display:none;position:fixed;overflow-y:auto}.mobile-nav.open{display:block}.mobile-nav a{border-bottom:1px solid var(--gray-200);font-family:var(--font-nav);letter-spacing:0;padding:16px 0;font-size:17px;font-weight:400;display:block}.mobile-nav .sub a{color:var(--gray-600);padding-left:12px;font-size:15px;font-weight:400}.home-hero{height:100dvh;min-height:640px;color:var(--white);background:#000;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.home-hero-overlay{z-index:1;pointer-events:none;background:linear-gradient(#00000059 0%,#00000040 45%,#0000008c 100%);position:absolute;inset:0}.home-hero-content{z-index:2;text-align:center;max-width:960px;padding:0 24px;position:relative}.hero-eyebrow{font-family:var(--font-en);letter-spacing:.22em;text-transform:uppercase;opacity:.75;animation:fadeUp 1s var(--ease) both;margin-bottom:28px;font-size:13px}.hero-title{letter-spacing:.02em;animation:fadeUp 1s .12s var(--ease) both;font-size:clamp(34px,5vw,58px);font-weight:500;line-height:1.35}.hero-scroll{z-index:2;opacity:.7;flex-direction:column;align-items:center;gap:10px;display:flex;position:absolute;bottom:40px;left:50%;transform:translate(-50%)}.hero-scroll-line{background:linear-gradient(#0000,#fff);width:1px;height:56px;animation:2s ease-in-out infinite scrollPulse}@keyframes scrollPulse{0%,to{opacity:.3;transform:scaleY(.7)}50%{opacity:1;transform:scaleY(1)}}@keyframes fadeUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.why-section{background:var(--black);color:var(--white);position:relative;overflow:hidden}.why-bg{opacity:.35;background-position:50%;background-size:cover;position:absolute;inset:0}.why-bg:after{content:"";background:linear-gradient(90deg,#000000d9 0%,#0000008c 100%);position:absolute;inset:0}.why-inner{z-index:1;padding:100px 0 80px;position:relative}.why-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:56px;display:flex}.pillars-grid{border-top:1px solid #ffffff26;grid-template-columns:repeat(4,1fr);gap:0;display:grid}.pillar{border-bottom:1px solid #ffffff1f;border-right:1px solid #ffffff1f;min-height:200px;padding:36px 28px 40px;transition:background .35s;position:relative}.pillar:last-child{border-right:none}.pillar:hover{background:#ffffff0a}.pillar:before{content:"";background:var(--accent);width:0;height:2px;transition:width .4s var(--ease);position:absolute;top:0;left:0}.pillar:hover:before{width:100%}.pillar h3{letter-spacing:.04em;margin-bottom:14px;font-size:18px;font-weight:500}.pillar p{color:#ffffff9e;font-size:13px;font-weight:300;line-height:1.8}.markets-section{background:var(--white)}.markets-head{margin-bottom:56px}.market-row{grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:20px;display:grid}.market-card{aspect-ratio:16/10;color:var(--white);background:#111;display:block;position:relative;overflow:hidden}.market-card img{object-fit:cover;object-position:center;width:100%;height:100%;transition:transform .7s var(--ease)}.market-card:hover img{transform:scale(1.03)}.market-card-mask{background:linear-gradient(#0000001a 45%,#000000bf 100%);flex-direction:column;justify-content:flex-end;padding:28px;display:flex;position:absolute;inset:0}.market-card h3{letter-spacing:.03em;margin-bottom:8px;font-size:20px;font-weight:500}.market-card p{opacity:.75;max-width:90%;margin-bottom:16px;font-size:13px;font-weight:300;line-height:1.6}.market-arrow{border:1px solid #fff6;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:16px;transition:all .3s;display:flex}.market-card:hover .market-arrow{background:var(--accent);border-color:var(--accent)}.showcase-section{background:var(--white);padding-bottom:100px}.showcase-block{min-height:520px;color:var(--white);align-items:flex-end;display:flex;position:relative;overflow:hidden}.showcase-block .bg-video,.showcase-img{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.showcase-mask{z-index:1;background:linear-gradient(90deg,#000000b8 0%,#00000040 70%);position:absolute;inset:0}.showcase-content{z-index:2;max-width:640px;padding:64px;position:relative}.showcase-content h2{margin-bottom:28px;font-size:clamp(28px,3.5vw,44px);font-weight:700;line-height:1.3}.news-section{background:var(--white);padding:64px 0}.news-head{max-width:680px;margin-bottom:28px}.news-eyebrow{font-family:var(--font-en);letter-spacing:.14em;text-transform:uppercase;color:var(--gray-500);margin-bottom:10px;font-size:13px;font-weight:500}.news-title{font-family:var(--font-nav);letter-spacing:0;color:#1a1a1a;margin-bottom:10px;font-size:clamp(26px,3.2vw,34px);font-weight:600;line-height:1.3}.news-lead{color:var(--gray-600);max-width:640px;font-size:16px;font-weight:400;line-height:1.8}.news-list{border-top:1px solid var(--gray-200);flex-direction:column;display:flex}.news-item{border-bottom:1px solid var(--gray-200);grid-template-columns:240px 1fr;align-items:start;gap:28px;padding:28px 0;display:grid}.news-item-media{aspect-ratio:16/10;background:#fafafa;overflow:hidden}.news-item-media img{object-fit:cover;width:100%;height:100%;transition:transform .5s var(--ease)}.news-item:hover .news-item-media img{transform:scale(1.04)}.news-item-body{min-width:0;padding-top:2px}.news-meta{color:var(--gray-500);align-items:center;gap:12px;margin-bottom:10px;font-size:13px;display:flex}.news-meta em{color:var(--accent);letter-spacing:.02em;font-style:normal;font-weight:600}.news-item-body h3{font-family:var(--font-nav);color:#1a1a1a;margin-bottom:10px;font-size:clamp(18px,2vw,22px);font-weight:600;line-height:1.45}.news-item-body h3 a:hover{color:var(--accent)}.news-item-body p{color:var(--gray-600);max-width:720px;margin-bottom:14px;font-size:15px;font-weight:400;line-height:1.75}.news-detail-section{padding:64px 0}.news-detail-wrap{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:48px;display:grid}.news-article-title{font-family:var(--font-nav);color:#1a1a1a;margin-bottom:14px;font-size:clamp(26px,3.2vw,34px);font-weight:600;line-height:1.35}.news-article-lead{color:var(--gray-600);margin-bottom:28px;font-size:16px;font-weight:400;line-height:1.8}.news-article-cover{background:#fafafa;margin-bottom:28px;overflow:hidden}.news-article-cover img{object-fit:cover;width:100%;max-height:420px;display:block}.news-article-content p{color:var(--gray-700);margin-bottom:18px;font-size:16px;font-weight:400;line-height:1.9}.news-article-actions{border-top:1px solid var(--gray-200);flex-wrap:wrap;gap:14px;margin-top:36px;padding-top:28px;display:flex}.news-related-title{font-family:var(--font-nav);color:#1a1a1a;margin-bottom:18px;font-size:20px;font-weight:600}.news-related-list{flex-direction:column;gap:16px;display:flex}.news-related-item{grid-template-columns:88px 1fr;align-items:start;gap:12px;display:grid}.news-related-item img{object-fit:cover;background:#fafafa;width:88px;height:64px}.news-related-item span{color:var(--gray-500);margin-bottom:4px;font-size:12px;display:block}.news-related-item h3{color:#1a1a1a;font-size:14px;font-weight:500;line-height:1.5}.news-related-item:hover h3{color:var(--accent)}.news-layout{grid-template-columns:1.15fr 1fr;gap:28px;margin-top:48px;display:grid}.news-feature{background:var(--white);flex-direction:column;transition:box-shadow .3s;display:flex;overflow:hidden}.news-feature:hover{box-shadow:0 16px 40px #00000014}.news-feature-img{aspect-ratio:16/10;overflow:hidden}.news-feature-img img{object-fit:cover;width:100%;height:100%;transition:transform .6s var(--ease)}.news-feature:hover .news-feature-img img{transform:scale(1.05)}.news-feature-body{flex-direction:column;flex:1;padding:28px;display:flex}.news-feature-body h3{flex:1;margin-bottom:16px;font-size:22px;font-weight:600;line-height:1.4}.news-side{flex-direction:column;gap:16px;display:flex}.news-side-item{background:var(--white);grid-template-columns:140px 1fr;gap:16px;padding:12px;transition:box-shadow .3s;display:grid}.news-side-item:hover{box-shadow:0 8px 24px #0000000f}.news-side-item img{object-fit:cover;width:100%;height:92px}.news-side-item h3{margin-top:4px;font-size:15px;font-weight:600;line-height:1.45}.vision-section{min-height:420px;color:var(--white);align-items:center;display:flex;position:relative;overflow:hidden}.vision-bg{background-position:50%;background-size:cover;position:absolute;inset:0}.vision-bg:after{content:"";background:#0000008c;position:absolute;inset:0}.vision-inner{z-index:1;max-width:720px;padding:100px 0;position:relative}.vision-inner p{opacity:.85;margin:20px 0 32px;font-size:16px;line-height:1.8}.site-footer{background:var(--black-deep);color:#ffffffb3;padding-top:72px}.footer-newsletter{border-bottom:1px solid #ffffff1a;grid-template-columns:1fr 1fr;align-items:center;gap:40px;margin-bottom:56px;padding-bottom:56px;display:grid}.footer-newsletter h3{color:var(--white);margin-bottom:10px;font-size:28px;font-weight:700}.newsletter-form{border:1px solid #ffffff40;display:flex}.newsletter-form input{color:#fff;background:0 0;border:none;outline:none;flex:1;padding:16px 18px;font-family:inherit;font-size:14px}.newsletter-form button{background:var(--accent);color:#fff;white-space:nowrap;padding:16px 28px;font-size:14px;font-weight:600}.footer-grid{grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;display:grid}.footer-brand p{max-width:280px;margin-top:16px;font-size:14px;line-height:1.7}.footer-col h4{color:var(--white);letter-spacing:.06em;margin-bottom:18px;font-size:13px;font-weight:600}.footer-col a,.footer-col li{margin-bottom:12px;font-size:14px;transition:color .2s;display:block}.footer-col a:hover{color:var(--white)}.footer-bottom{color:#fff6;border-top:1px solid #ffffff1a;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:22px 0;font-size:12px;display:flex}.page-hero{background:var(--black);color:var(--white);padding:160px 0 80px;position:relative;overflow:hidden}.page-hero.has-video{align-items:flex-end;min-height:420px;display:flex}.page-hero-overlay{z-index:1;background:linear-gradient(#0006,#000000b3);position:absolute;inset:0}.page-hero .container{z-index:2;position:relative}.breadcrumb{opacity:.55;margin-bottom:20px;font-size:13px}.breadcrumb a:hover{opacity:1;color:#fff}.page-hero h1{letter-spacing:0;font-size:clamp(30px,4vw,42px);font-weight:600;line-height:1.3}.page-hero p{opacity:.72;max-width:520px;margin-top:14px;font-size:16px;font-weight:400;line-height:1.7}.content-block{padding:80px 0}.split{grid-template-columns:1fr 1fr;align-items:start;gap:64px;display:grid}.feature-list{flex-direction:column;gap:20px;margin-top:32px;display:flex}.feature-item{gap:16px;display:flex}.feature-item .num{background:var(--black);width:32px;height:32px;color:var(--white);flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:flex}.feature-item h4{margin-bottom:4px;font-size:16px;font-weight:650}.feature-item p{color:var(--gray-600);font-size:14px}.info-panel{background:var(--gray-50);border:1px solid var(--gray-200);padding:36px}.info-panel h3{margin-bottom:16px;font-size:18px}.info-panel ul li{color:var(--gray-600);margin-bottom:12px;padding-left:16px;font-size:14px;position:relative}.info-panel ul li:before{content:"";background:var(--accent);width:6px;height:6px;position:absolute;top:9px;left:0}.scene-tags{flex-wrap:wrap;gap:10px;margin-top:20px;display:flex}.scene-tag{border:1px solid var(--gray-200);color:var(--gray-700);padding:8px 14px;font-size:13px}.prod-section{padding:64px 0}.prod-head{max-width:680px;margin-bottom:28px}.prod-eyebrow{font-family:var(--font-en);letter-spacing:.14em;text-transform:uppercase;color:var(--gray-500);margin-bottom:10px;font-size:13px;font-weight:500}.prod-title{font-family:var(--font-nav);letter-spacing:0;color:#1a1a1a;margin-bottom:10px;font-size:clamp(26px,3.2vw,34px);font-weight:600;line-height:1.3}.prod-lead{color:var(--gray-600);max-width:640px;font-size:16px;font-weight:400;line-height:1.8}.product-list-grid{grid-template-columns:repeat(4,1fr);gap:20px;display:grid}.product-card{border:1px solid var(--gray-200);background:var(--white);transition:border-color .3s, box-shadow .3s, transform .3s var(--ease);flex-direction:column;display:flex;overflow:hidden}.product-card:hover{border-color:#ccc;transform:translateY(-3px);box-shadow:0 16px 40px #0000000f}.product-card-media{aspect-ratio:1;background:#fafafa;justify-content:center;align-items:center;padding:20px;display:flex;overflow:hidden}.product-card-media img{object-fit:contain;width:100%;height:100%;transition:transform .5s var(--ease)}.product-card:hover .product-card-media img{transform:scale(1.04)}.product-card-body{border-top:1px solid var(--gray-100);padding:18px 16px 20px}.product-card .model{font-family:var(--font-en);color:var(--accent);letter-spacing:.06em;margin-bottom:8px;font-size:12px;font-weight:600}.product-card h3{color:var(--black);margin-bottom:6px;font-size:15px;font-weight:500;line-height:1.5}.product-card p{color:var(--gray-500);margin:0;font-size:13px;font-weight:400;line-height:1.55}.category-tabs{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:36px;display:flex}.category-tabs button{border:1px solid var(--gray-200);color:var(--gray-600);background:var(--white);padding:10px 20px;font-size:14px;font-weight:400;transition:all .25s}.category-tabs button.active,.category-tabs button:hover{background:var(--black);color:var(--white);border-color:var(--black)}.prod-count{color:var(--gray-500);margin-left:auto;font-size:13px}@media (width<=1100px){.product-list-grid{grid-template-columns:repeat(3,1fr)}}.timeline{border-left:2px solid var(--gray-200);margin-top:40px;padding-left:28px}.timeline-item{padding-bottom:36px;position:relative}.timeline-item:before{content:"";background:var(--accent);border-radius:50%;width:10px;height:10px;position:absolute;top:6px;left:-35px}.timeline-item .year{color:var(--accent);margin-bottom:6px;font-size:14px;font-weight:700}.about-block,.history-section{scroll-margin-top:calc(var(--header-h) + 24px)}.about-block{padding:88px 0}.about-eyebrow{font-family:var(--font-en);letter-spacing:.14em;text-transform:uppercase;color:var(--gray-500);margin-bottom:14px;font-size:13px;font-weight:500}.about-title{letter-spacing:0;color:var(--black);margin-bottom:8px;font-size:clamp(26px,3.2vw,34px);font-weight:600;line-height:1.35}.about-text{color:var(--gray-700);max-width:560px;margin-top:16px;font-size:16px;font-weight:400;line-height:1.9}.about-section-head{max-width:680px;margin-bottom:40px}.about-section-title{letter-spacing:0;color:var(--black);font-size:clamp(28px,3.4vw,36px);font-weight:600;line-height:1.3}.about-section-desc{color:var(--gray-600);margin-top:14px;font-size:16px;font-weight:400;line-height:1.8}.about-section-head.light .about-eyebrow{color:#ffffff80}.about-section-head.light .about-section-title{color:var(--white)}.about-section-head.light .about-section-desc{color:#ffffffad}.about-meta{border-top:1px solid var(--gray-200);gap:20px;margin-top:32px;padding-top:28px;display:grid}.about-meta span{letter-spacing:.04em;color:var(--gray-500);margin-bottom:8px;font-size:13px;font-weight:400;display:block}.about-meta strong{color:var(--black);font-size:16px;font-weight:500;line-height:1.65;display:block}.about-actions{margin-top:36px}.about-visual{min-height:440px;position:relative;overflow:hidden}.about-visual img{object-fit:cover;width:100%;height:100%;min-height:440px}.about-visual-caption{color:#fff;background:linear-gradient(#0000,#000000c7);padding:32px 36px;position:absolute;bottom:0;left:0;right:0}.about-visual-caption span{font-family:var(--font-en);letter-spacing:.16em;opacity:.7;margin-bottom:10px;font-size:12px;font-weight:500;display:block}.about-visual-caption strong{letter-spacing:.04em;font-size:20px;font-weight:500;line-height:1.45;display:block}.honors-section{background:var(--gray-50)}.cred-groups{flex-direction:column;gap:48px;display:flex}.cred-group-title{font-family:var(--font-nav);letter-spacing:0;color:#1a1a1a;border-bottom:1px solid var(--gray-200);margin-bottom:20px;padding-bottom:12px;font-size:20px;font-weight:500}.cred-grid{grid-template-columns:repeat(4,1fr);gap:20px;display:grid}.cred-card{text-align:left;background:var(--white);border:1px solid var(--gray-200);transition:border-color .3s, box-shadow .3s, transform .3s var(--ease);flex-direction:column;width:100%;padding:0;font-family:inherit;display:flex;overflow:hidden}.cred-card:hover{border-color:#ccc;transform:translateY(-3px);box-shadow:0 16px 40px #0000000f}.cred-thumb{aspect-ratio:3/4;background:#fafafa;justify-content:center;align-items:center;padding:14px;display:flex;overflow:hidden}.cred-thumb img{object-fit:contain;width:100%;height:100%;transition:transform .5s var(--ease)}.cred-card:hover .cred-thumb img{transform:scale(1.03)}.cred-info{border-top:1px solid var(--gray-100);padding:18px 16px 20px}.cred-info h3{color:var(--black);margin-bottom:6px;font-size:15px;font-weight:500;line-height:1.5}.cred-info p{color:var(--gray-500);font-size:13px;font-weight:400;line-height:1.55}.history-section{color:var(--white);background:radial-gradient(60% 50% at 80% 20%,#d7000f1f,#0000),linear-gradient(160deg,#0c0e12 0%,#161a22 55%,#0a0c10 100%);padding:96px 0 100px;position:relative;overflow:hidden}.history-list{max-width:880px;margin-top:48px;padding-left:8px;position:relative}.history-list:before{content:"";background:linear-gradient(#ffffff14,#ffffff47 20% 80%,#ffffff14);width:1px;position:absolute;top:8px;bottom:8px;left:92px}.history-item{grid-template-columns:84px 1fr;align-items:start;gap:36px;padding:22px 0;display:grid;position:relative}.history-year{font-family:var(--font-en);letter-spacing:.02em;color:var(--accent);text-align:right;padding-top:2px;font-size:22px;font-weight:500;line-height:1.2}.history-content{background:#ffffff0a;border:1px solid #ffffff14;padding:20px 28px 22px;transition:background .3s,border-color .3s;position:relative}.history-content:before{content:"";background:var(--accent);border-radius:50%;width:9px;height:9px;position:absolute;top:28px;left:-42px;box-shadow:0 0 0 6px #d7000f2e}.history-item:hover .history-content{background:#ffffff12;border-color:#ffffff29}.history-content h3{letter-spacing:0;color:var(--white);margin-bottom:8px;font-size:18px;font-weight:500}.history-content p{color:#ffffffad;font-size:15px;font-weight:400;line-height:1.8}.sol-section{padding:64px 0}.sol-section-muted{background:var(--gray-50)}.sol-section-dark{color:#fff;background:#111318}.sol-eyebrow{font-family:var(--font-en);letter-spacing:.14em;text-transform:uppercase;color:var(--gray-500);margin-bottom:10px;font-size:13px;font-weight:500}.sol-section-dark .sol-eyebrow{color:#ffffff73}.sol-title{font-family:var(--font-nav);letter-spacing:0;color:#1a1a1a;margin-bottom:10px;font-size:clamp(26px,3.2vw,34px);font-weight:600;line-height:1.3}.sol-section-dark .sol-title{color:#fff}.sol-lead{color:var(--gray-600);max-width:640px;font-size:16px;font-weight:400;line-height:1.8}.sol-section-dark .sol-lead{color:#ffffffa6}.sol-head{margin-bottom:28px}.sol-text{color:var(--gray-700);margin-top:14px;font-size:16px;font-weight:400;line-height:1.9}.sol-text-em{color:#333;font-weight:500}.sol-overview{grid-template-columns:1.1fr .9fr;align-items:stretch;gap:40px;display:grid}.sol-overview-media{flex-direction:column;gap:10px;height:100%;min-height:0;display:flex}.sol-overview-stage{background:var(--gray-100);flex:1;min-height:260px;position:relative;overflow:hidden}.sol-overview-stage img{object-fit:cover;width:100%;height:100%;display:block}.sol-overview-nav{color:#fff;cursor:pointer;background:#00000073;border:0;place-items:center;width:36px;height:36px;font-size:22px;line-height:1;transition:background .2s;display:grid;position:absolute;top:50%;transform:translateY(-50%)}.sol-overview-nav:hover{background:#000000a6}.sol-overview-prev{left:10px}.sol-overview-next{right:10px}.sol-gallery{flex-shrink:0;grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.sol-gallery-thumb{cursor:pointer;opacity:.7;background:0 0;border:1px solid #0000;width:100%;padding:0;transition:opacity .2s,border-color .2s;display:block;overflow:hidden}.sol-gallery-thumb:hover,.sol-gallery-thumb.is-active{opacity:1}.sol-gallery-thumb.is-active{border-color:var(--accent)}.sol-gallery-thumb img{aspect-ratio:4/3;object-fit:cover;width:100%;display:block}.sol-pain-grid,.sol-highlight-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.sol-pain-card,.sol-highlight-card{background:var(--white);border:1px solid var(--gray-200);min-height:0;padding:22px 20px}.sol-section-muted .sol-pain-card{background:var(--white)}.sol-index{font-family:var(--font-en);color:var(--accent);letter-spacing:.06em;margin-bottom:12px;font-size:13px;font-weight:500;display:inline-block}.sol-pain-card h3,.sol-highlight-card h3{color:#1a1a1a;letter-spacing:0;margin-bottom:8px;font-size:18px;font-weight:500}.sol-pain-card p,.sol-highlight-card p{color:var(--gray-600);font-size:15px;font-weight:400;line-height:1.75}.sol-steps{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.sol-step{background:#ffffff0a;border:1px solid #ffffff1a;padding:22px 20px}.sol-step-num{font-family:var(--font-en);color:var(--accent);margin-bottom:12px;font-size:28px;font-weight:300}.sol-step h3{margin-bottom:8px;font-size:18px;font-weight:500}.sol-step p{color:#ffffffa6;font-size:15px;line-height:1.75}.sol-scene-grid{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.sol-scene-card{border:1px solid var(--gray-200);background:var(--white);grid-template-columns:1.1fr 1fr;gap:0;min-height:0;display:grid;overflow:hidden}.sol-scene-img{min-height:180px}.sol-scene-img img{object-fit:cover;width:100%;height:100%}.sol-scene-body{flex-direction:column;justify-content:center;padding:22px 20px;display:flex}.sol-scene-body h3{color:#1a1a1a;margin-bottom:8px;font-size:20px;font-weight:500}.sol-scene-body p{color:var(--gray-600);font-size:15px;line-height:1.75}.sol-benefit-grid{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.sol-benefit{background:var(--white);border:1px solid var(--gray-200);color:#222;align-items:flex-start;gap:12px;padding:16px 14px;font-size:15px;font-weight:500;line-height:1.55;display:flex}.sol-benefit i{background:var(--accent);flex-shrink:0;width:8px;height:8px;margin-top:7px}.sol-more-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:24px;display:flex}@media (width<=1024px){.sol-overview,.sol-scene-card{grid-template-columns:1fr}.sol-overview-media{height:auto}.sol-overview-stage{aspect-ratio:16/10;flex:none;min-height:0}.sol-pain-grid,.sol-highlight-grid,.sol-steps,.sol-benefit-grid{grid-template-columns:1fr 1fr}}@media (width<=640px){.sol-section{padding:48px 0}.sol-pain-grid,.sol-highlight-grid,.sol-steps,.sol-benefit-grid,.sol-scene-grid,.sol-gallery{grid-template-columns:1fr}.sol-title{font-size:24px}.sol-text,.sol-lead,.sol-pain-card p,.sol-highlight-card p,.sol-scene-body p{font-size:15px}}.lightbox{z-index:300;background:#000000db;flex-direction:column;justify-content:center;align-items:center;padding:40px 20px;animation:.25s fadeIn;display:flex;position:fixed;inset:0}.lightbox img{object-fit:contain;background:#fff;max-width:min(920px,92vw);max-height:78vh;box-shadow:0 24px 80px #00000073}.lightbox p{color:#ffffffbf;margin-top:16px;font-size:14px;font-weight:300}.lightbox-close{color:#fff;opacity:.8;font-size:36px;line-height:1;position:absolute;top:20px;right:28px}.lightbox-close:hover{opacity:1}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.download-table{border-collapse:collapse;width:100%}.download-table th,.download-table td{text-align:left;border-bottom:1px solid var(--gray-200);padding:20px 12px;font-size:14px}.download-table th{color:var(--gray-500);text-transform:uppercase;letter-spacing:.06em;font-size:12px}.contact-section{padding:64px 0}.contact-section-muted{background:var(--gray-50)}.contact-head{max-width:680px;margin-bottom:36px}.contact-eyebrow{font-family:var(--font-en);letter-spacing:.14em;text-transform:uppercase;color:var(--gray-500);margin-bottom:10px;font-size:13px;font-weight:500}.contact-title{font-family:var(--font-nav);letter-spacing:0;color:#1a1a1a;margin-bottom:10px;font-size:clamp(26px,3.2vw,34px);font-weight:600;line-height:1.3}.contact-lead{color:var(--gray-600);max-width:640px;font-size:16px;font-weight:400;line-height:1.8}.contact-highlights{grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:20px;display:grid}.contact-highlights-2{grid-template-columns:repeat(2,1fr)}.contact-highlight{border:1px solid var(--gray-200);background:var(--white);transition:border-color .3s, box-shadow .3s, transform .3s var(--ease);flex-direction:column;align-items:flex-start;min-height:168px;padding:28px 24px;display:flex}.contact-highlight:hover{border-color:#ccc;transform:translateY(-3px);box-shadow:0 16px 40px #0000000f}.contact-highlight-label{color:var(--accent);letter-spacing:.04em;margin-bottom:14px;font-size:13px;font-weight:500}.contact-highlight-value{font-family:var(--font-en);color:#1a1a1a;letter-spacing:.02em;word-break:break-all;font-size:clamp(22px,2.4vw,28px);font-weight:600;line-height:1.25}.contact-highlight-email{letter-spacing:0;font-size:clamp(16px,1.6vw,20px)}.contact-highlight-hint{color:var(--gray-500);margin-top:auto;padding-top:18px;font-size:13px;line-height:1.5}.contact-meta-row{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.contact-meta-row-2{grid-template-columns:repeat(2,1fr)}.contact-meta-card{border:1px solid var(--gray-200);background:var(--gray-50);padding:24px}.contact-meta-label{color:var(--gray-500);letter-spacing:.04em;margin-bottom:12px;font-size:13px;font-weight:500;display:block}.contact-meta-card p{color:#1a1a1a;margin-bottom:12px;font-size:16px;font-weight:500;line-height:1.7}.contact-meta-link{color:var(--accent);font-size:13px;font-weight:500}.contact-meta-link:hover{text-underline-offset:3px;text-decoration:underline}.contact-meta-note{color:var(--gray-500);font-size:13px;line-height:1.55;display:block}.contact-split{grid-template-columns:.9fr 1.1fr;align-items:start;gap:48px;display:grid}.contact-split-copy .contact-lead{margin-bottom:24px}.contact-points{gap:12px;list-style:none;display:grid}.contact-points li{color:var(--gray-700);padding-left:18px;font-size:15px;line-height:1.7;position:relative}.contact-points li:before{content:"";background:var(--accent);width:6px;height:6px;position:absolute;top:10px;left:0}.contact-form-panel{background:var(--white);border:1px solid var(--gray-200);padding:32px 28px}.contact-form{flex-direction:column;gap:18px;display:flex}.contact-form-error{color:var(--accent);margin:0;font-size:14px;line-height:1.5}.form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.form-field label{color:var(--gray-700);margin-bottom:8px;font-size:13px;font-weight:500;display:block}.form-field input,.form-field textarea,.form-field select{border:1px solid var(--gray-200);background:var(--white);outline:none;width:100%;padding:14px 16px;font-family:inherit;font-size:14px;transition:border-color .25s}.form-field input:focus,.form-field textarea:focus,.form-field select:focus{border-color:var(--black)}.form-field textarea{resize:vertical;min-height:130px}.contact-success h3{font-family:var(--font-nav);color:#1a1a1a;margin-bottom:10px;font-size:22px;font-weight:600}.contact-success p{color:var(--gray-600);margin-bottom:24px;font-size:15px;line-height:1.7}.contact-grid{grid-template-columns:1fr 1fr;gap:48px;display:grid}.contact-info-cards{flex-direction:column;gap:16px;display:flex}.contact-info-card{background:var(--gray-50);border:1px solid var(--gray-200);padding:24px}.contact-info-card h4{color:var(--accent);letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px;font-size:12px}.contact-info-card p{font-size:15px;font-weight:550}.media-section{padding:64px 0}.media-section-muted{background:var(--gray-50)}.media-head{max-width:680px;margin-bottom:28px}.media-head-row{justify-content:space-between;align-items:flex-end;gap:24px;max-width:none;display:flex}.media-head-row>div{max-width:680px}.media-eyebrow{font-family:var(--font-en);letter-spacing:.14em;text-transform:uppercase;color:var(--gray-500);margin-bottom:10px;font-size:13px;font-weight:500}.media-title{font-family:var(--font-nav);letter-spacing:0;color:#1a1a1a;margin-bottom:10px;font-size:clamp(26px,3.2vw,34px);font-weight:600;line-height:1.3}.media-lead{color:var(--gray-600);max-width:640px;font-size:16px;font-weight:400;line-height:1.8}.media-back{color:var(--gray-600);flex-shrink:0;margin-bottom:4px;padding:10px 0;font-size:14px;font-weight:500;transition:color .25s}.media-back:hover{color:var(--accent)}.media-hub-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.media-hub-card{border:1px solid var(--gray-200);text-align:left;color:#fff;min-height:420px;transition:box-shadow .3s, transform .3s var(--ease);background:#111;position:relative;overflow:hidden}.media-hub-card:hover{transform:translateY(-3px);box-shadow:0 16px 40px #0000001f}.media-hub-card>img{object-fit:cover;width:100%;height:100%;transition:transform .6s var(--ease);position:absolute;inset:0}.media-hub-card:hover>img{transform:scale(1.04)}.media-hub-mask{z-index:1;background:linear-gradient(#0000001a 0%,#00000040 45%,#000000c7 100%);flex-direction:column;justify-content:flex-end;padding:36px 32px;display:flex;position:absolute;inset:0}.media-hub-tag{font-family:var(--font-en);letter-spacing:.14em;text-transform:uppercase;color:#ffffff8c;margin-bottom:10px;font-size:12px;font-weight:500}.media-hub-mask h3{font-family:var(--font-nav);margin-bottom:10px;font-size:clamp(24px,2.8vw,30px);font-weight:600;line-height:1.3}.media-hub-mask p{color:#ffffffbf;max-width:360px;margin-bottom:18px;font-size:15px;font-weight:400;line-height:1.7}.media-hub-cta{color:#fff;letter-spacing:.02em;font-size:14px;font-weight:500}.media-card-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.media-card-grid-video{grid-template-columns:repeat(3,1fr)}.media-card{text-align:left;background:var(--white);border:1px solid var(--gray-200);transition:border-color .3s, box-shadow .3s, transform .3s var(--ease);width:100%;color:inherit;cursor:pointer;flex-direction:column;display:flex;overflow:hidden}.media-card:hover{border-color:#ccc;transform:translateY(-3px);box-shadow:0 16px 40px #0000000f}.media-card-thumb{aspect-ratio:4/3;background:#fafafa;justify-content:center;align-items:center;padding:16px;display:flex;position:relative;overflow:hidden}.media-card-thumb img{object-fit:contain;width:100%;height:100%;transition:transform .5s var(--ease)}.media-card:hover .media-card-thumb img{transform:scale(1.04)}.media-card-video .media-card-thumb{background:#111;padding:0}.media-card-video .media-card-thumb img{object-fit:cover}.media-play{color:#fff;background:#00000059;border:1px solid #ffffff8c;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;margin:auto;font-size:18px;transition:background .3s,border-color .3s;display:flex;position:absolute;inset:0}.media-card-video:hover .media-play{background:var(--accent);border-color:var(--accent)}.media-card-body{border-top:1px solid var(--gray-100);padding:18px 16px 20px}.media-card-body h3{color:var(--black);margin-bottom:6px;font-size:15px;font-weight:500;line-height:1.5}.media-card-body p{color:var(--gray-500);margin-bottom:10px;font-size:13px;font-weight:400;line-height:1.55}.media-card-cta{color:var(--accent);letter-spacing:.02em;font-size:13px;font-weight:500;display:inline-block}.lightbox-video video{background:#000;width:min(1000px,92vw);max-height:78vh;box-shadow:0 24px 80px #00000073}.lightbox-vr-frame{background:#000;width:min(1100px,94vw);height:min(78vh,720px);overflow:hidden;box-shadow:0 24px 80px #00000073}.lightbox-vr-frame iframe{background:#111;border:0;width:100%;height:100%;display:block}.lightbox-vr p{flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;display:flex}.lightbox-vr p a{color:#fff;text-underline-offset:3px;opacity:.85;text-decoration:underline}.lightbox-vr p a:hover{opacity:1;color:var(--accent)}.cta-band{background:var(--black);color:var(--white);text-align:center;padding:88px 0}.cta-band h2{margin-bottom:14px;font-size:clamp(26px,3.5vw,36px)}.cta-band p{opacity:.7;margin-bottom:32px}.cta-actions{flex-wrap:wrap;justify-content:center;gap:14px;display:flex}@media (width<=1100px){.nav{display:none}.menu-toggle{display:flex}.pillars-grid,.market-row{grid-template-columns:repeat(2,1fr)}.news-layout,.news-detail-wrap,.footer-newsletter,.footer-grid,.split,.contact-grid,.contact-split,.mega-inner,.contact-highlights,.contact-meta-row{grid-template-columns:1fr}.contact-highlight-value{font-size:24px}.news-item{grid-template-columns:180px 1fr;gap:20px}.mega-links,.product-list-grid,.cred-grid,.media-card-grid,.media-card-grid-video,.media-hub-grid{grid-template-columns:repeat(2,1fr)}.site-header.over-hero{position:absolute}.history-list:before{left:72px}.history-item{grid-template-columns:64px 1fr;gap:28px}.history-content:before{left:-34px}}@media (width<=640px){:root{--pad:20px}.logo-img{width:36px;height:36px}.logo-wordmark{gap:3px}.logo-zh{letter-spacing:.08em;font-size:15px}.logo-en{letter-spacing:.1em;font-size:8px}.logo{gap:8px}.logo-partner{gap:6px;margin-left:8px;padding-left:10px}.logo-heuvan{height:16px}.logo-partner-text{font-size:11px}.section,.about-block,.why-inner,.vision-inner{padding-top:64px;padding-bottom:64px}.pillars-grid,.market-row,.product-list-grid,.cred-grid,.media-card-grid,.media-card-grid-video,.media-hub-grid,.mega-links{grid-template-columns:1fr}.media-head-row{flex-direction:column;align-items:flex-start}.media-hub-card{min-height:320px}.form-row{grid-template-columns:1fr}.contact-section,.contact-section-muted{padding:48px 0}.contact-form-panel{padding:24px 20px}.lightbox-vr-frame{height:min(70vh,560px)}.about-title{font-size:24px}.about-text,.about-section-desc,.about-meta strong{font-size:15px}.about-section-title{font-size:26px}.history-list{padding-left:0}.history-list:before{left:18px}.history-item{grid-template-columns:1fr;gap:10px;padding-left:40px}.history-year{text-align:left;font-size:20px}.history-content:before{top:-22px;left:-28px}.news-side-item{grid-template-columns:100px 1fr}.news-item{grid-template-columns:1fr;gap:14px;padding:22px 0}.news-item-media{max-width:100%}.news-article-title{font-size:24px}.showcase-content{padding:40px 24px}.page-hero{padding:140px 0 56px}}.office-article{padding:56px 0 24px}.office-block,.office-scene,.office-trust{text-align:center;margin:0 0 48px}.office-h-accent{font-family:var(--font-nav);color:var(--accent);margin-bottom:12px;font-size:24px;font-weight:600}.office-headline{font-family:var(--font-nav);color:#262626;margin-bottom:8px;font-size:24px;font-weight:600}.office-sub{color:#7f7f7f;margin-bottom:20px;font-size:16px}.office-h{font-family:var(--font-nav);color:#1a1a1a;margin-bottom:16px;font-size:clamp(20px,2.4vw,24px);font-weight:600;line-height:1.45}.office-h-split{color:#999;margin:0 4px;font-weight:400}.office-h3{font-family:var(--font-nav);color:#1a1a1a;margin:28px 0 12px;font-size:20px;font-weight:600}.office-text{color:#555;text-align:center;max-width:1000px;margin:0 auto 20px;font-size:16px;line-height:1.9}.office-figure{margin:0 0 8px}.office-figure img{width:100%;max-width:100%;height:auto;margin:0 auto;display:block}.office-cases-label{color:#666;margin:8px 0 16px;font-size:16px}.office-trust{border-top:1px solid var(--gray-200);padding-top:16px}@media (width<=640px){.office-article{padding:40px 0 16px}.office-block,.office-scene,.office-trust{margin-bottom:36px}.office-h-accent,.office-headline{font-size:20px}.office-text{font-size:15px}}